Agent Skills: av-sync-workflow

Audio-to-video synchronization workflow: analyze audio (beats, tempo, emotion, mood), find/match video clips to match scene and feeling, sync cuts to music beats, generate beat-marked videos. Use when user wants to: (1) turn a song into a music video, (2) sync video clips to music beats, (3) create a video that matches audio mood/scene/rhythm, (4) do beat-matching video editing. Triggers: \"制作音乐视频\", \"音频转视频\", \"beat matching\", \"卡点视频\", \"音视频同步\", \"视频踩点\", \"music video creation\", \"sync video to audio\"